礦物資料庫與水晶療法礦物NuffielditeDavid Hospital·CC BY-SA 4.0·WikimediaNuffielditeCu1.4Pb2.4Bi2.4Sb0.2S7 heart IMA approved成分Composizione (% in peso)BiPbSBiBismuth43.5%PbLead43.1%SSulfur11.7%CuCopper1.7%SbAntimony0.0%詞源命名來源 Edward W. Nuffield.次要脈輪root